Electronic signal amplification device



FIG. 1 is a perspective view of an electronic signal amplification device with an adaptor unit attached to a top surface of the electronic device.

FIG. 2 is a front view of FIG. 1.

FIG. 3 is a rear view of FIG. 1.

FIG. 4 is a left side view of FIG. 1.

FIG. 5 is a right side view of FIG. 1.

FIG. 6 is a top view of FIG. 1.

FIG. 7 is a bottom view of FIG. 1.

FIG. 8 is a perspective view of the electronic signal amplification device without the adaptor unit attached.

FIG. 9 is a front view of FIG. 8.

FIG. 10 is a rear view of FIG. 8.

FIG. 11 is a left side view of FIG. 8.

FIG. 12 is a right side view of FIG. 8.

FIG. 13 is a top view of FIG. 8.

FIG. 14 is a bottom view of FIG. 8.

FIG. 15 is a perspective view of the electronic signal amplification device without the base unit attached.

FIG. 16 is a front view of FIG. 15.

FIG. 17 is a rear view of FIG. 15.

FIG. 18 is a left side view of FIG. 15.

FIG. 19 is a right side view of FIG. 15.

FIG. 20 is a top view of FIG. 15; and,

FIG. 21 is a bottom view of FIG. 15.

The broken lines in each figure illustrate features that form no part of the claimed design. The base unit of the electronic signal amplification device (FIGS. 1-14) is represented in broken lines and forms no part of the claimed design. 

CLAIM The ornamental design for an electronic signal amplification device, substantially as shown and described. 